How To Fix CNV20600026 - No.CoCode & occurs in the mapping as Old_Value and as New_Value

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20600 - message class for package 20600

• Message number: 026

• Message text: No.CoCode & occurs in the mapping as Old_Value and as New_Value

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20600026 - No.CoCode & occurs in the mapping as Old_Value and as New_Value ?

  The SAP error message CNV20600026 typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that there is an issue with the mapping of company codes (CoCodes) in the data being processed.
  Cause:
  The error message CNV20600026 suggests that there is a problem with the mapping of the old company code (Old_Value) to the new company code (New_Value). This can happen due to several reasons:
  
  Missing Company Code: The old company code specified in the mapping does not exist in the target system.
  Incorrect Mapping: The mapping between the old and new company codes is incorrect or not properly defined.
  Data Inconsistency: There may be inconsistencies in the data being migrated, such as references to non-existent company codes.
  Configuration Issues: The configuration settings in the migration tool may not be set up correctly, leading to mapping errors.
  
  Solution:
  To resolve the CNV20600026 error, you can take the following steps:
  
  
  Verify Company Codes: Check that both the old and new company codes exist in the respective systems. Ensure that the old company code is correctly defined in the source system and that the new company code is set up in the target system.
  
  
  Review Mapping Configuration: Go through the mapping configuration in the migration tool. Ensure that the old company code is correctly mapped to the new company code. If necessary, update the mapping to reflect the correct values.
  
  
  Check Data Consistency: Review the data being migrated for any inconsistencies. Ensure that all references to company codes in the data are valid and correspond to the correct mappings.
  
  
  Consult Documentation: Refer to the SAP documentation for the specific migration tool you are using. There may be additional guidelines or troubleshooting steps provided for handling mapping errors.
  
  
  Test Migration: If possible, perform a test migration with a smaller dataset to identify any issues before executing the full migration.
  
  
  Seek Support: If the issue persists, consider reaching out to SAP support or consulting with an SAP expert who can provide more tailored assistance based on your specific scenario.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Migration Cockpit Documentation: Review the official SAP documentation for the Migration Cockpit or the specific tool you are using for data migration.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify and resolve the CNV20600026 error related to company code mapping in your SAP migration process.